Which of the following statements is correct about English vowels?
AVowel sounds can be distinguished between front vowels, central vowels, and back vowels in terms of how high the tongue is raised.
BIn English, tense vowels are short in length; lax vowels are long in length.
CIn English, back vowels are unrounded and front vowels are rounded in terms of rounding.
DIn terms of voicing, all English vowels are voiced except when whispering.正確答案
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